Loner Life in Another World Novel Volume 10 was written by Shoji Goji with illustrations by Saku Enomaru.

Loner Haruka and his classmates set out for the Beast Kingdom as envoys for Diorelle amid the Theocracy-induced political turmoil. Their mission? Win the Beast Kingdom's support! But the beastfolk revere strength above all else and seem to distain the low-level Haruka. If that isn't bad enough, the strongest members of the tribe challenge Haruka to a duel!